HSS Tap
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HSS Tap

High Speed Steel Straight Flute "Hand Taps" are the most popular and versatile style of taps in general machine tapping operations. They are for general use in production tapping or hand operations in a wide range of application material groups. Taper - 7-10 pitch chamfer length. Starts the thread square with the workpiece Plug - 3-5 pitch chamfer length. Generally used in through holes Bottoming - 1-2 pitch chamfer length. Generates the thread to the bottom Sets - Contains 1 each of Taper, Plug, and Bottoming. Hish Speed Steel Hand Taps are availabile in imperial and metric sizes.

 

Dimensional SpecificationsHSS Tap

Tap Size Thread Drill Size % of
Thread
Overall
Length
Length of
Thread
Number
of Flutes
0 80 3/64 71-81 1 11/16 3/8 2
1 64 53 59-67 1 11/16 3/8 2
1 72 53 67-75 1 11/16 3/8 2
2 56 50 62-69 1 3/4 7/16 3
2 64 50 70-79 1 3/4 7/16 3
3 48 5/64 70-77 1 13/16 1/2 3
3 56 46 69-78 1 13/16 1/2 3
4 40 43 65-71 1 7/8 9/16 3
4 48 42 61-68 1 7/8 9/16 3
5 40 38 65-72 1 5/16 5/8 3
5 44 37 63-71 1 5/16 5/8 3
6 32 36 71-78 2 11/16 3
6 40 33 69-77 2 11/16 3
8 32 29 62-69 2 1/8 3/4 4
8 36 29 70-78 2 1/8 3/4 4
10 24 25 69-75 2 3/8 7/8 4
10 32 21 68-79 2 3/8 7/8 4
12 24 16 66-72 2 3/8 15/16 4
12 28 15 70-78 2 3/8 15/16 4
1/4 20 7 70-75 2 1/2 1 4
1/4 28 3 72-80 2 1/2 1 4
5/16 18 F 72-77 2 23/32 1 1/8 4
5/16 24 1 67-75 2 23/32 1 1/8 4
3/8 16 5/16 72-77 2 15/16 1 1/4 4
3/8 24 Q 71-79 2 15/16 1 1/4 4
7/16 14 U 70-75 3 5/32 1 7/16 4
7/16 20 25/64 65-72 3 5/32 1 7/16 4
1/2 13 27/64 73-78 3 3/8 1 21/32 4
1/2 20 29/64 65-72 3 3/8 1 21/32 4
9/16 12 31/64 68-72 3 19/32 1 21/32 4
9/16 18 33/64 58-65 3 19/32 1 21/32 4
5/8 11 17/32 75-79 3 13/16 1 13/16 4
5/8 18 37/64 58-65 3 13/16 1 13/16 4
3/4 10 21/32 68-72 4 1/4 2 4
3/4 16 11/16 71-77 4 1/4 2 4
7/8 9 49/64 72-76 4 11/16 2 7/32 4
7/8 14 13/16 62-67 4 11/16 2 7/32 4
1 8 7/8 73-77 5 1/8 2 1/2 4
1 12 59/64 67-75 5 1/8 2 1/2 4
1 14 15/16 61-67 5 1/8 2 1/2 4
1 1/8 7 63/64 72-76 5 7/16 2 9/16 4
1 1/8 12 1 3/16 66-72 5 7/16 2 9/16 4
1 1/4 7 1 7/64 76 5 3/4 2 9/16 4
1 1/4 12 1 11/64 72 5 3/4 2 9/16 6
1 3/8 6 1 7/32 72 6 1/16 3 4
1 3/8 12 1 19/64 72 6 1/16 3 6
1 1/2 6 1 11/32 72 6 3/8 3 4
1 1/2 12 1 27/64 72 6 3/8 3 6
M10 1.00 9mm 77 74.61mm 31.75mm 4

Tap Drill Chart

Tap Size Drill Size Probable
% Thread
M3-0.5 40 70-79
5-40 38 65-72
5-44 37 63-71
M3.5-0.6 33 72-81
6-32 36 71-78
6-40 33 69-77
M4-0.7 3.25 mm 74-82
8-32 29 62-69
8-36 29 70-78
10-24 25 69-75
10-32 21 68-76
M5-0.8 4.2 mm 69-77
12-24 16 66-72
12-28 15 70-78
M6-1.0 10 76-84
1/4-20 7 70-75
1/4-28 3 72-80
5/16-18 F 72-77
5/16-24 I 67-75
M8-1.25 6.7 mm 74-80
3/8-16 5/16 72-77
3/8-24 Q 71-79
M10-1.50 8.4 mm 76-82
7/16-14 U 70-75
7/16-20 25/64 65-72
M12-1.75 13/32 69-74
1/2-13 27/64 73-78
1/2-20 29/64 65-72
Tap Size Drill Size Probable
% Thread
M14-2.0 15/32 76-81
9/16-12 31/64 68-72
9/16-18 33/64 58-65
5/8-11 17/32 75-79
5/8-18 37/64 58-65
M16-2.0 35/64 76-81
3/4-10 21/32 68-72
3/4-16 11/16 71-77
M20-2.5 11/16 74-78
7/8-9 49/64 72-76
7/8-14 13/16 62-67
M24-3.0 53/64 72-76
1-8 7/8 73-77
1-12 59/64 67-72
1-14 15/16 61-67
1-1/8-7 63/64 72-76
1-1/8-8 1 76
1-1/8-12 1-3/16 66-72
M30-3.5 1-3/64 75
1-1/4-7 1-7/64 76
1-1/4-8 1-1/8 76
1-1/4-12 1-11/64 72
1-3/8-6 1-7/32 72
1-3/8-12 1-19/64 72
M36-4.0 1-1/4 82
1-1/2-6 1-11/32 72
1-1/2-8 1-3/8 76
1-1/2-12 1-27/64 72
NPT Tap Size Taper Pipe
Drill Size
Straight Pipe
Drill Size
1/8-27 R 11/32
1/4-18 7/16 7/16
3/8-18 37/64 37/64
1/2-14 45/64 23/32
3/4-14 59/64 59/64
1-11.5 1-5/32 1-5/32
1-1/4-11.5 1-31/64 1-1/2
1-1/2-11.5 1-47/64 1-3/4
2-11.5 2-7/32 2-7/32
HSS Tap
View
Size Thread Pitch Tap Type Item # Availability Price Quantity UOM
1/4 20 Bottom TAPS025-20B In Stock $8.25747/EA EA
1/4 20 Plug TAPS025-20P In Stock $8.26761/EA EA
1/4 20 Taper TAPS025-20T In Stock $8.26554/EA EA
1/4 28 Bottom TAPS025-28B In Stock $8.28007/EA EA
1/4 28 Plug TAPS025-28P In Stock $7.44335/EA EA
1/4 28 Taper TAPS025-28T In Stock $8.26554/EA EA
5/16 18 Bottom TAPS031-18B In Stock $9.67461/EA EA
5/16 18 Plug TAPS031-18P In Stock $9.6165/EA EA
5/16 18 Taper TAPS031-18T In Stock $9.73271/EA EA
5/16 24 Bottom TAPS031-24B In Stock $9.58745/EA EA
5/16 24 Plug TAPS031-24P In Stock $8.46406/EA EA
5/16 24 Taper TAPS031-24T In Stock $8.4326/EA EA
3/8 16 Bottom TAPS037-16B In Stock $10.0882/EA EA
3/8 16 Plug TAPS037-16P 2-4 Working Days $10.09291/EA EA
3/8 16 Taper TAPS037-16T In Stock $11.00788/EA EA
3/8 24 Bottom TAPS037-24B In Stock $10.09291/EA EA
3/8 24 Plug TAPS037-24P In Stock $9.16104/EA EA
3/8 24 Taper TAPS037-24T In Stock $8.96678/EA EA
7/16 14 Bottom TAPS043-14B In Stock $19.91132/EA EA
7/16 14 Plug TAPS043-14P In Stock $19.32995/EA EA
7/16 14 Taper TAPS043-14T In Stock $19.43975/EA EA
7/16 20 Bottom TAPS043-20B In Stock $19.9268/EA EA
7/16 20 Plug TAPS043-20P In Stock $17.51126/EA EA
7/16 20 Taper TAPS043-20T In Stock $18.99634/EA EA
1/2 13 Bottom TAPS050-13B In Stock $19.97748/EA EA
1/2 13 Plug TAPS050-13P In Stock $19.91836/EA EA
1/2 13 Taper TAPS050-13T In Stock $19.96622/EA EA
1/2 20 Bottom TAPS050-20B In Stock $19.68609/EA EA
1/2 20 Plug TAPS050-20P In Stock $17.59572/EA EA
1/2 20 Taper TAPS050-20T In Stock $18.48255/EA EA
9/16 12 Bottom TAPS056-12B In Stock $34.05419/EA EA
9/16 12 Plug TAPS056-12P In Stock $30.75758/EA EA
9/16 12 Taper TAPS056-12T In Stock $35.14463/EA EA
9/16 18 Bottom TAPS056-18B In Stock $34.6281/EA EA
9/16 18 Plug TAPS056-18P In Stock $33.37694/EA EA
9/16 18 Taper TAPS056-18T In Stock $32.58493/EA EA
5/8 11 Bottom TAPS062-11B In Stock $37.72267/EA EA
5/8 11 Plug TAPS062-11P In Stock $37.7181/EA EA
5/8 11 Taper TAPS062-11T In Stock $37.71901/EA EA
5/8 18 Bottom TAPS062-18B In Stock $37.4449/EA EA
5/8 18 Plug TAPS062-18P In Stock $34.02755/EA EA
5/8 18 Taper TAPS062-18T In Stock $36.15702/EA EA
3/4 10 Bottom TAPS075-10B In Stock $52.38981/EA EA
3/4 10 Plug TAPS075-10P In Stock $50.92562/EA EA
3/4 10 Taper TAPS075-10T In Stock $50.90909/EA EA
3/4 16 Bottom TAPS075-16B In Stock $47.47245/EA EA
3/4 16 Plug TAPS075-16P In Stock $46.94215/EA EA
3/4 16 Taper TAPS075-16T In Stock $50.17906/EA EA
7/8 9 Bottom TAPS087-09B In Stock $75.61983/EA EA
7/8 9 Plug TAPS087-09P In Stock $77.31405/EA EA
7/8 9 Taper TAPS087-09T In Stock $79.24702/EA EA
7/8 14 Bottom TAPS087-14B In Stock $77.30716/EA EA
7/8 14 Plug TAPS087-14P In Stock $74.3595/EA EA
7/8 14 Taper TAPS087-14T In Stock $74.58678/EA EA
1 8 Bottom TAPS100-08B In Stock $81.40579/EA EA
1 8 Plug TAPS100-08P In Stock $98.01662/EA EA
1 8 Taper TAPS100-08T In Stock $99.70965/EA EA
1 12 Plug TAPS100-12P In Stock $88.94846/EA EA
1 14 Bottom TAPS100-14B In Stock $97.06065/EA EA
1 14 Plug TAPS100-14P In Stock $90.52085/EA EA
1 14 Taper TAPS100-14T In Stock $88.43921/EA EA
1 1/8 7 Bottom TAPS112-07B In Stock $126.74216/EA EA
1 1/8 7 Plug TAPS112-07P In Stock $122.28625/EA EA
1 1/8 7 Taper TAPS112-07T In Stock $126.87215/EA EA
1 1/8 8 Bottom TAPS112-08B In Stock $125.25685/EA EA
1 1/8 8 Plug TAPS112-08P In Stock $123.44323/EA EA
1 1/8 8 Taper TAPS112-08T In Stock $129.2951/EA EA
1 1/8 12 Bottom TAPS112-12B In Stock $131.19807/EA EA
1 1/8 12 Plug TAPS112-12P In Stock $128.15599/EA EA
1 1/8 12 Taper TAPS112-12T In Stock $131.19807/EA EA
1 1/4 7 Bottom TAPS125-07B In Stock $169.5524/EA EA
1 1/4 7 Plug TAPS125-07P In Stock $167.08657/EA EA
1 1/4 7 Taper TAPS125-07T In Stock $163.79657/EA EA
1 1/4 8 Bottom TAPS125-08B In Stock $141.16859/EA EA
1 1/4 8 Plug TAPS125-08P In Stock $135.37925/EA EA
1 1/4 8 Taper TAPS125-08T In Stock $141.86545/EA EA
1 1/4 12 Bottom TAPS125-12B In Stock $154.99866/EA EA
1 1/4 12 Plug TAPS125-12P In Stock $130.76923/EA EA
1 1/4 12 Taper TAPS125-12T In Stock $154.98973/EA EA
1 3/8 6 Bottom TAPS137-06B In Stock $185.01742/EA EA
1 3/8 6 Plug TAPS137-06P In Stock $192.28759/EA EA
1 3/8 8 Bottom TAPS137-08B In Stock $214.0981/EA EA
1 3/8 8 Plug TAPS137-08P In Stock $214.08917/EA EA
1 3/8 8 Taper TAPS137-08T In Stock $214.0914/EA EA
1 3/8 12 Bottom TAPS137-12B 2-4 Working Days $185.01742/EA EA
1 3/8 12 Plug TAPS137-12P 2-4 Working Days $185.01742/EA EA
1 3/8 12 Taper TAPS137-12T 2-4 Working Days $185.01742/EA EA
1 1/2 6 Bottom TAPS150-06B In Stock $308.81801/EA EA
1 1/2 6 Plug TAPS150-06P In Stock $232.04682/EA EA
1 1/2 6 Taper TAPS150-06T In Stock $244.26427/EA EA
1 1/2 8 Bottom TAPS150-08B In Stock $262.39614/EA EA
1 1/2 8 Plug TAPS150-08P In Stock $262.39614/EA EA
1 1/2 8 Taper TAPS150-08T In Stock $262.39614/EA EA
1 1/2 12 Bottom TAPS150-12B In Stock $251.62155/EA EA
1 1/2 12 Plug TAPS150-12P In Stock $251.62155/EA EA
1 1/2 12 Taper TAPS150-12T In Stock $251.62155/EA EA
1 5/8 5.5 Plug TAPS162-05P 2-4 Working Days $379.3487/EA EA
1 5/8 8 Bottom TAPS162-08B 2-4 Working Days $266.3093/EA EA
1 5/8 8 Plug TAPS162-08P In Stock $379.3487/EA EA
1 5/8 8 Taper TAPS162-08T In Stock $390.72635/EA EA
1 3/4 5 Plug TAPS175-05P In Stock $318.4401/EA EA
1 3/4 8 Bottom TAPS175-08B 2-4 Working Days $569.32458/EA EA
1 3/4 8 Plug TAPS175-08P In Stock $429.88475/EA EA
1 3/4 8 Taper TAPS175-08T 2-4 Working Days $211.51614/EA EA
1 7/8 5 Plug TAPS187-05P 2-4 Working Days $285.63388/EA EA
1 7/8 5 Taper TAPS187-05T 2-4 Working Days $285.63388/EA EA
1 7/8 8 Bottom TAPS187-08B 2-4 Working Days $503.91316/EA EA
1 7/8 8 Plug TAPS187-08P In Stock $516.77834/EA EA
1 7/8 8 Taper TAPS187-08T 2-4 Working Days $1,391.2624/EA EA
#4 40 Bottom TAPS4-40B In Stock $10.83787/EA EA
#4 40 Plug TAPS4-40P In Stock $10.73805/EA EA
#4 40 Taper TAPS4-40T In Stock $12.43194/EA EA
#6 32 Bottom TAPS6-32B In Stock $9.59534/EA EA
#6 32 Plug TAPS6-32P In Stock $8.90426/EA EA
#6 32 Taper TAPS6-32T In Stock $9.13491/EA EA
#6 40 Plug TAPS6-40P In Stock $7.6225/EA EA
#8 32 Bottom TAPS8-32B In Stock $8.75681/EA EA
#8 32 Plug TAPS8-32P In Stock $8.77529/EA EA
#8 32 Taper TAPS8-32T In Stock $8.68119/EA EA
#8 36 Plug TAPS8-36P 2-4 Working Days $8.88285/EA EA
#10 24 Bottom TAPS10-24B In Stock $7.72459/EA EA
#10 24 Plug TAPS10-24P In Stock $8.06413/EA EA
#10 24 Taper TAPS10-24T In Stock $8.89292/EA EA
#10 32 Bottom TAPS10-32B In Stock $8.67686/EA EA
#10 32 Plug TAPS10-32P In Stock $8.47701/EA EA
#10 32 Taper TAPS10-32T In Stock $8.90118/EA EA
#12 24 Bottom TAPS12-24B In Stock $10.00872/EA EA
#12 24 Plug TAPS12-24P In Stock $8.88051/EA EA
#12 24 Taper TAPS12-24T In Stock $9.79082/EA EA
#12 28 Plug TAPS12-28P 2-4 Working Days $6.83954/EA EA
M4 .7 Bottom TAPSM4-070B In Stock $8.44948/EA EA
M4 .7 Plug TAPSM4-070P 2-4 Working Days $7.27017/EA EA
M4 .7 Taper TAPSM4-070T In Stock $8.57679/EA EA
M5 .8 Bottom TAPSM5-080B In Stock $7.98713/EA EA
M5 .8 Plug TAPSM5-080P In Stock $8.28196/EA EA
M5 .8 Taper TAPSM5-080T 2-4 Working Days $7.41356/EA EA
M6 .75 Plug TAPSM6-075P In Stock $9.50029/EA EA
M6 1 Bottom TAPSM6-100B In Stock $10.11621/EA EA
M6 1 Plug TAPSM6-100P In Stock $10.11766/EA EA
M6 1 Taper TAPSM6-100T In Stock $10.12493/EA EA
M8 1 Bottom TAPSM8-100B In Stock $11.61318/EA EA
M8 1 Plug TAPSM8-100P In Stock $10.44482/EA EA
M8 1 Taper TAPSM8-100T In Stock $11.5991/EA EA
M8 1.25 Bottom TAPSM8-125B In Stock $11.5991/EA EA
M8 1.25 Plug TAPSM8-125P In Stock $10.67005/EA EA
M8 1.25 Taper TAPSM8-125T In Stock $11.60614/EA EA
M10 1 Bottom TAPSM10-100B In Stock $19.63682/EA EA
M10 1 Plug TAPSM10-100P In Stock $15.99099/EA EA
M10 1 Taper TAPSM10-100T 2-4 Working Days $15.98536/EA EA
M10 1.25 Bottom TAPSM10-125B In Stock $14.42849/EA EA
M10 1.25 Plug TAPSM10-125P In Stock $14.57396/EA EA
M10 1.25 Taper TAPSM10-125T 2-4 Working Days $16.26548/EA EA
M10 1.5 Bottom TAPSM10-150B In Stock $16.35698/EA EA
M10 1.5 Plug TAPSM10-150P In Stock $15.7165/EA EA
M10 1.5 Taper TAPSM10-150T In Stock $16.36636/EA EA
M12 1.25 Bottom TAPSM12-125B In Stock $23.78941/EA EA
M12 1.25 Plug TAPSM12-125P In Stock $23.74015/EA EA
M12 1.25 Taper TAPSM12-125T In Stock $34.02309/EA EA
M12 1.5 Plug TAPSM12-150P In Stock $20.00282/EA EA
M12 1.75 Bottom TAPSM12-175B In Stock $25.05631/EA EA
M12 1.75 Plug TAPSM12-175P In Stock $24.5777/EA EA
M12 1.75 Taper TAPSM12-175T In Stock $25.21585/EA EA
M14 1.25 Plug TAPSM14-125P In Stock $31.97658/EA EA
M14 1.5 Bottom TAPSM14-150B 2-4 Working Days $35.15152/EA EA
M14 1.5 Plug TAPSM14-150P In Stock $35.67493/EA EA
M14 1.5 Taper TAPSM14-150T In Stock $36.19835/EA EA
M14 2 Bottom TAPSM14-200B In Stock $34.56383/EA EA
M14 2 Plug TAPSM14-200P In Stock $32.61019/EA EA
M14 2 Taper TAPSM14-200T In Stock $32.7181/EA EA
M16 1.5 Plug TAPSM16-150P In Stock $42.10284/EA EA
M16 2 Bottom TAPSM16-200B In Stock $43.67309/EA EA
M16 2 Plug TAPSM16-200P In Stock $44.10468/EA EA
M16 2 Taper TAPSM16-200T In Stock $42.10284/EA EA
M18 1 Plug TAPSM18-150P In Stock $59.12397/EA EA
M18 2 Plug TAPSM18-200P In Stock $46.62534/EA EA
M18 2.5 Bottom TAPSM18-250B In Stock $55.92975/EA EA
M18 2.5 Plug TAPSM18-250P In Stock $60.07576/EA EA
M18 2.5 Taper TAPSM18-250T In Stock $58.0257/EA EA
M20 1 Bottom TAPSM20-150B In Stock $70.17218/EA EA
M20 1 Plug TAPSM20-150P In Stock $70.84711/EA EA
M20 1 Taper TAPSM20-150T 2-4 Working Days $88.5124/EA EA
M20 1.5 Plug TAPSM20-200P In Stock $60.31956/EA EA
M20 2.5 Bottom TAPSM20-250B 2-4 Working Days $93.23691/EA EA
M20 2.5 Plug TAPSM20-250P In Stock $76.57025/EA EA
M20 2.5 Taper TAPSM20-250T In Stock $76.56565/EA EA
M22 1.5 Bottom TAPSM22-200B 2-4 Working Days $82.56198/EA EA
M22 1.5 Plug TAPSM22-200P 2-4 Working Days $127.68595/EA EA
M22 2.5 Bottom TAPSM22-250B In Stock $81.79981/EA EA
M22 2.5 Plug TAPSM22-250P In Stock $80.49587/EA EA
M22 2.5 Taper TAPSM22-250T In Stock $81.79981/EA EA
M24 1.5 Bottom TAPSM24-150B 2-4 Working Days $64.90909/EA EA
M24 1.5 Plug TAPSM24-150P 2-4 Working Days $75.50964/EA EA
M24 1.5 Taper TAPSM24-150T 2-4 Working Days $100.66116/EA EA
M24 2 Bottom TAPSM24-200B 2-4 Working Days $112.25895/EA EA
M24 2 Plug TAPSM24-200P In Stock $92.98898/EA EA
M24 3 Bottom TAPSM24-300B In Stock $105.51882/EA EA
M24 3 Plug TAPSM24-300P In Stock $102.73645/EA EA
M24 3 Taper TAPSM24-300T In Stock $102.73645/EA EA
M27 3 Plug TAPSM27-300P In Stock $156.24497/EA EA
M30 3.5 Plug TAPSM30-350P In Stock $227.88797/EA EA
M33 3.5 Plug TAPSM33-350P In Stock $249.02171/EA EA
M36 4 Plug TAPSM36-400P In Stock $297.10533/EA EA